Dual Fuel Operations MCQ

Test your knowledge with important Dual Fuel Operations MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Dual Fuel Operations MCQs at Bissoy

• The knocking tendency in spark ignition engines can be decreased by adding dopes like tetra ethyl lead and ethylene dibromide.
  ক

  True

  খ

  False
• Which of the following fuel detonates readily?
  ক

  Benzene

  খ

  Iso-octane

  গ

  Normal heptane

  ঘ

  Alcohol
• Which of the following fuel has little tendency towards detonation?
  ক

  Benzene

  খ

  Iso-octane

  গ

  Normal heptane

  ঘ

  Alcohol
• The fuels in order of decreasing knock tendency for spark ignition engines are ___________
  ক

  paraffins, aromatics, naphthenes

  খ

  paraffins, naphthenes, aromatics

  গ

  naphthenes, aromatics, paraffins

  ঘ

  none of the mentioned
• A fuel of cetane number 40 has the same ignition quality as a mixture of ___________
  ক

  40% cetane and 60% alpha methyl naphthalene

  খ

  40% alpha methyl naphthalene and 60% cetane

  গ

  40% petrol and 60% diesel

  ঘ

  40% diesel and 60% petrol
• A mixture containing 65% of iso-octane and 35% of normal heptane will have ___________
  ক

  cetane number 65

  খ

  octane number 65

  গ

  cetane number 35

  ঘ

  octane number 35
• What are the two reference fuels used for cetane rating?
  ক

  cetane and iso-octane

  খ

  cetane and alpha-methyl naphthalene

  গ

  cetane and normal heptane

  ঘ

  none of the mentioned
• A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of ___________
  ক

  75% iso-octane and 25% normal heptane

  খ

  75% normal heptane and 25% iso-octane

  গ

  75% petrol and 25% diesel

  ঘ

  75% diesel and 25% petrol
• The normal heptane(C7H16) is given a rating of ____________ octane number.
  ক

  0

  খ

  50

  গ

  100

  ঘ

  120